void CPHWorld::Create()
{
dWorldID phWorld=0;
if (psDeviceFlags.test(mtPhysics)) Device.seqFrameMT.Add (this,REG_PRIORITY_HIGH);
else Device.seqFrame.Add (this,REG_PRIORITY_LOW);
m_commander =xr_new<CPHCommander>();
//dVector3 extensions={2048,256,2048};
/*
Fbox level_box = Level().ObjectSpace.GetBoundingVolume();
Fvector level_size,level_center;
level_box . getsize (level_size);
level_box . getcenter (level_center);
dVector3 extensions = { level_size.x ,256.f,level_size.z};
dVector3 center = {level_center.x,0.f,level_center.z};
*/
#ifdef ODE_SLOW_SOLVER
#else
dWorldSetAutoEnableDepthSF1(phWorld, 100000000);
///dWorldSetContactSurfaceLayer(phWorld,0.f);
//phWorld->contactp.min_depth =0.f;
#endif
ContactGroup = dJointGroupCreate(0);
dWorldSetGravity (phWorld, 0,-Gravity(), 0);//-2.f*9.81f
Mesh.Create (0,phWorld);
#ifdef PH_PLAIN
plane=dCreatePlane(Space,0,1,0,0.3f);
#endif
//const dReal k_p=2400000.f;//550000.f;///1000000.f;
//const dReal k_d=200000.f;
dWorldSetERP(phWorld, ERP(world_spring,world_damping) );
dWorldSetCFM(phWorld, CFM(world_spring,world_damping));
//dWorldSetERP(phWorld, 0.2f);
//dWorldSetCFM(phWorld, 0.000001f);
disable_count=0;
m_motion_ray=dCreateRayMotions(0);
phBoundaries.set(Level().ObjectSpace.GetBoundingVolume());
phBoundaries.y1-=30.f;
CPHCollideValidator::Init();
b_exist=true;
}
void create_world(Controller* controller,bool log,bool bMoviePlay)
{
// create world
dRandSetSeed(10);
dInitODE();
creatures.clear();
world = dWorldCreate();
space = dHashSpaceCreate (0);
contactgroup = dJointGroupCreate (0);
dWorldSetGravity (world,0,0,-9.8);
floorplane = dCreatePlane (space,0,0,1, 0.0);
dWorldSetERP(world,0.1);
dWorldSetCFM(world,1E-4);
Biped* biped = new Biped(log,bMoviePlay);
dVector3 pos={0.0,0.0,0.0};
biped->Create(world,space,pos,controller);
creatures.push_back(biped);
}
ODEWorld::ODEWorld(const Gravity &g, double erp)
: m_timeStep(0.01),
m_itrCnt(0),
m_nowtime(0.0),
m_quickStep(false),
m_mu (SPARTS_MU1),
m_mu2 (SPARTS_MU2),
m_slip1 (SPARTS_SLIP1),
m_slip2 (SPARTS_SLIP2),
m_soft_erp(SPARTS_ERP),
m_soft_cfm(SPARTS_CFM),
m_bounce (SPARTS_BOUNCE),
m_bounce_vel(0.0)
{
m_world = dWorldCreate();
dWorldSetGravity(m_world, g.x, g.y, g.z);
// default
dWorldSetERP(m_world, SPARTS_ERP);
dWorldSetCFM(m_world, SPARTS_CFM);
m_space = dHashSpaceCreate(0);
m_jgroup = dJointGroupCreate(0); // modified by inamura
}
/*** メイン関数 ***/
int main(int argc, char *argv[])
{
dInitODE(); // ODEの初期化
setDrawStuff(); // 描画関数の設定
world = dWorldCreate(); // ワールドの生成
space = dHashSpaceCreate(0); // スペースの生成
contactgroup = dJointGroupCreate(0); // 接触点グループの生成
ground = dCreatePlane(space,0,0,1,0); // 地面の生成
dWorldSetGravity(world, 0.0, 0.0, - 9.8); // 重力加速度の設定
dWorldSetCFM(world,1e-3); // CFMの設定
dWorldSetERP(world,0.8); // ERPの設定
makeOmni(); // 全方向移動ロボットの生成
makeBall(); // ボールの生成
makeGoal(); // ゴールの生成
dsSimulationLoop(argc,argv,640,480,&fn); // シミュレーションループ
dJointGroupDestroy(contactgroup); // 接触点グループの破壊
dSpaceDestroy(space); // スペースの破壊
dWorldDestroy(world); // ワールドの破壊
dCloseODE(); // ODEの終了
return 0;
}
bool Simulation::loadFile(const std::string& filename, std::list<std::string>& errors)
{
ASSERT(scene == 0);
Parser parser;
if(!parser.parse(filename, errors))
return false;
ASSERT(scene);
dInitODE();
physicalWorld = dWorldCreate();
rootSpace = dHashSpaceCreate(0);
staticSpace = dHashSpaceCreate(rootSpace);
movableSpace = dHashSpaceCreate(rootSpace);
contactGroup = dJointGroupCreate(0);
dWorldSetGravity(physicalWorld, 0, 0, scene->gravity);
if(scene->erp != -1.f)
dWorldSetERP(physicalWorld, scene->erp);
if(scene->cfm != -1.f)
dWorldSetCFM(physicalWorld, scene->cfm);
if(scene->quickSolverIterations != -1)
dWorldSetQuickStepNumIterations(physicalWorld, scene->quickSolverIterations);
#ifdef MULTI_THREADING
threading = dThreadingAllocateMultiThreadedImplementation();
pool = dThreadingAllocateThreadPool(std::thread::hardware_concurrency(), 0, dAllocateFlagBasicData, nullptr);
dThreadingThreadPoolServeMultiThreadedImplementation(pool, threading);
dWorldSetStepThreadingImplementation(physicalWorld, dThreadingImplementationGetFunctions(threading), threading);
#endif
scene->createPhysics();
renderer.init();
return true;
}
int main (int argc, char **argv)
{
setDrawStuff(); // Initialize Drawstuff "fn" parameters
dInitODE(); // Initialize ODE
world = dWorldCreate(); // Create a dynamic world
space = dHashSpaceCreate(0); // Create a 3D space
contactgroup = dJointGroupCreate(0); // Create a Joint group
dWorldSetGravity(world,0,0,-9.8); // Set gravity （x,y,z)
dWorldSetERP (world, 0.95); // ERP: good: [0.8,1.0>
dWorldSetCFM(world,1e-5); // CFM
ground = dCreatePlane(space,0,0,1,0); // Create ground: plane (space,a,b,c,d)
Model::rCreateRobot(world,space,jointR,jointL); // Create robot
dsSimulationLoop(argc,argv,600,400,&fn);// Simulation using Drawstuff "fn" parameters
dJointGroupDestroy(contactgroup); // Destroy Joint group
dSpaceDestroy(space); // Destroy space
dWorldDestroy (world); // Destroy the world
dCloseODE(); // Close ODE
return 0;
}
int main (int argc, char **argv)
{
// setup pointers to drawstuff callback functions
dsFunctions fn;
fn.version = DS_VERSION;
fn.start = &start;
fn.step = &simLoop;
fn.command = &command;
fn.stop = 0;
fn.path_to_textures = DRAWSTUFF_TEXTURE_PATH;
if (argc >= 2 ) {
for (int i=1; i < argc; ++i) {
if ( 0 == strcmp ("-h", argv[i]) || 0 == strcmp ("--help", argv[i]) )
Help (argv);
if ( 0 == strcmp ("-p", argv[i]) || 0 == strcmp ("--PRJoint", argv[i]) )
type = dJointTypePR;
if (0 == strcmp ("-t", argv[i]) || 0 == strcmp ("--texture-path", argv[i]) ) {
int j = i+1;
if ( j+1 > argc || // Check if we have enough arguments
argv[j] == '\0' || // We should have a path here
argv[j][0] == '-' ) // We should have a path not a command line
Help (argv);
else
fn.path_to_textures = argv[++i]; // Increase i since we use this argument
}
}
}
dInitODE2(0);
world = dWorldCreate();
dWorldSetERP (world, 0.8);
space = dSimpleSpaceCreate (0);
contactgroup = dJointGroupCreate (0);
geom[GROUND] = dCreatePlane (space, 0,0,1,0);
dGeomSetCategoryBits (geom[GROUND], catBits[GROUND]);
dGeomSetCollideBits (geom[GROUND], catBits[ALL]);
dMass m;
// Create the body attached to the World
body[W] = dBodyCreate (world);
// Main axis of cylinder is along X=1
m.setBox (1, boxDim[X], boxDim[Y], boxDim[Z]);
m.adjust (Mass1);
geom[W] = dCreateBox (space, boxDim[X], boxDim[Y], boxDim[Z]);
dGeomSetBody (geom[W], body[W]);
dGeomSetCategoryBits (geom[W], catBits[W]);
dGeomSetCollideBits (geom[W], catBits[ALL] & (~catBits[W]) & (~catBits[JOINT]) );
dBodySetMass (body[W], &m);
// Create the dandling body
body[D] = dBodyCreate (world);
// Main axis of capsule is along X=1
m.setBox (1, boxDim[X], boxDim[Y], boxDim[Z]);
m.adjust (Mass1);
geom[D] = dCreateBox (space, boxDim[X], boxDim[Y], boxDim[Z]);
dGeomSetBody (geom[D], body[D]);
dGeomSetCategoryBits (geom[D], catBits[D]);
dGeomSetCollideBits (geom[D], catBits[ALL] & (~catBits[D]) & (~catBits[JOINT]) );
dBodySetMass (body[D], &m);
// Create the external part of the slider joint
geom[EXT] = dCreateBox (space, extDim[X], extDim[Y], extDim[Z]);
dGeomSetCategoryBits (geom[EXT], catBits[EXT]);
dGeomSetCollideBits (geom[EXT],
catBits[ALL] & (~catBits[JOINT]) & (~catBits[W]) & (~catBits[D]) );
// Create the internal part of the slider joint
geom[INT] = dCreateBox (space, INT_EXT_RATIO*extDim[X],
INT_EXT_RATIO*extDim[Y],
INT_EXT_RATIO*extDim[Z]);
dGeomSetCategoryBits (geom[INT], catBits[INT]);
dGeomSetCollideBits (geom[INT],
catBits[ALL] & (~catBits[JOINT]) & (~catBits[W]) & (~catBits[D]) );
dMatrix3 R;
dGeomID id;
// Create the first axis of the universal joi9nt
geom[AXIS1] = dCreateGeomTransform (space);
//Rotation of 90deg around y
dRFromAxisAndAngle (R, 0,1,0, 0.5*PI);
dGeomSetRotation (geom[AXIS1], R);
dGeomSetCategoryBits (geom[AXIS1], catBits[AXIS1]);
dGeomSetCollideBits (geom[AXIS1],
catBits[ALL] & ~catBits[JOINT] & ~catBits[W] & ~catBits[D]);
id = geom[AXIS1];
dGeomTransformSetGeom (geom[AXIS1], dCreateCylinder (0, axDim[RADIUS], axDim[LENGTH]) );
// Create the second axis of the universal joint
geom[AXIS2] = dCreateGeomTransform (space);
//Rotation of 90deg around y
dRFromAxisAndAngle (R, 1,0,0, 0.5*PI);
dGeomSetRotation (geom[AXIS2], R);
dGeomSetCategoryBits (geom[AXIS2], catBits[AXIS2]);
dGeomSetCollideBits (geom[AXIS2],
catBits[ALL] & ~catBits[JOINT] & ~catBits[W] & ~catBits[D]);
id = geom[AXIS2];
dGeomTransformSetGeom (geom[AXIS2], dCreateCylinder (0, axDim[RADIUS], axDim[LENGTH]) );
// Create the anchor
geom[ANCHOR] = dCreateBox (space, ancDim[X], ancDim[Y], ancDim[Z]);
dGeomSetCategoryBits (geom[ANCHOR], catBits[ANCHOR]);
dGeomSetCollideBits (geom[ANCHOR],
catBits[ALL] & (~catBits[JOINT]) & (~catBits[W]) & (~catBits[D]) );
if (body[W]) {
dBodySetPosition(body[W], 0, 0, 5);
}
if (geom[EXT]) {
dGeomSetPosition (geom[EXT], 0,0,3.8);
}
if (geom[INT]) {
dGeomSetPosition (geom[INT], 0,0,2.6);
}
if (geom[AXIS1]) {
dGeomSetPosition (geom[AXIS1], 0,0,2.5);
}
if (geom[AXIS2]) {
dGeomSetPosition (geom[AXIS2], 0,0,2.5);
}
if (geom[ANCHOR]) {
dGeomSetPosition (geom[ANCHOR], 0,0,2.25);
}
if (body[D]) {
dBodySetPosition (body[D], 0,0,1.5);
}
// Attache the upper box to the world
dJointID fixed = dJointCreateFixed (world,0);
dJointAttach (fixed , NULL, body[W]);
dJointSetFixed (fixed );
if (type == dJointTypePR) {
dPRJoint *pr = new dPRJoint (world, 0);
pr->attach (body[W], body[D]);
pr->setAxis1 (0, 0, -1);
pr->setAxis2 (1, 0, 0);
joint = pr;
dJointSetPRAnchor (pr->id(), 0, 0, 2.5);
}
else {
dPUJoint *pu = new dPUJoint (world, 0);
pu->attach (body[W], body[D]);
pu->setAxis1 (1, 0, 0);
pu->setAxis2 (0, 1, 0);
pu->setAxisP (0, 0, -1);
joint = pu;
dJointSetPUAnchor (pu->id(), 0, 0, 2.5);
}
// run simulation
dsSimulationLoop (argc,argv,400,300,&fn);
delete joint;
dJointGroupDestroy (contactgroup);
dSpaceDestroy (space);
dWorldDestroy (world);
dCloseODE();
return 0;
}
void ODEWorld::setERP(double value)
{
dWorldSetERP(m_world, value);
}
/*******************************************************************************
Function to initialize ODE.
*******************************************************************************/
void initODE()
{
///////////////// Initializing the ODE general features ////////////////////
dInitODE(); //Initialize library.
World = dWorldCreate(); //Crate a new dynamics, empty world.
Space = dSimpleSpaceCreate(0); //Create a new space for collision (independent).
ContactGroup = dJointGroupCreate(0); //Create a joints container, without specifying size.
dWorldSetGravity( World, 0.0, -9.81, 0 ); //Add gravity to this World.
//Define error conrrection constants.
dWorldSetERP( World, 0.2 );
dWorldSetCFM( World, 1e-5 );
//Set the velocity that interpenetrating objects will separate at.
dWorldSetContactMaxCorrectingVel( World, 0.9 );
//Set the safety area for contacts to be considered at rest.
dWorldSetContactSurfaceLayer( World, 0.001 );
//Automatically disable objects that have come to a rest.
dWorldSetAutoDisableFlag( World, false );
/////////////// Initializing the rigid bodies in the world /////////////////
//Create a collision plane and add it to space. The next parameters are the
//literal components of ax + by + cz = d.
dCreatePlane( Space, 0.0, 1.0, 0.0, 0.0 );
const dReal xPos = 0;
const dReal yPos = 5;
const dReal zPos = 0;
const dReal xRot = 0;
const dReal yRot = 0;
const dReal zRot = 0;
const dReal radius = .75;
const dReal length = 4;
const dReal sides[3] = { 2, 2, 2 };
//Create body
body.Body = dBodyCreate(World);
dBodySetPosition(body.Body, xPos, yPos, zPos);
dMatrix3 Orient3;
//dRFromAxisAndAngle(Orient3, 0, 0, 1, 3.14/4);
dRFromEulerAngles(Orient3, xRot, yRot, zRot);
//dRFromEulerAngles(Orient3, 0, 0, 0);
dBodySetRotation(body.Body, Orient3);
dBodySetLinearVel(body.Body, 0, 0, 0);
dBodySetData(body.Body, (void *)0);
dMass bodyMass;
dMassSetCapsule(&bodyMass, 1.0, 3, radius, length);
//dMassSetBox(&bodyMass, 10, sides[0], sides[1], sides[2]);
dBodySetMass(body.Body, &bodyMass);
body.Geom = dCreateCapsule(Space, radius, length);
//body.Geom = dCreateBox(Space, sides[0], sides[1], sides[2]);
dGeomSetBody(body.Geom, body.Body);
float head_pos[ 3 ] = { 0.0f, 5.0f, -1.0f };
createInvisibleHead( head_pos );
createFrontLegs();
createMiddleLegs();
createBackLegs();
rng_engine.seed( std::chrono::duration_cast< std::chrono::microseconds >( std::chrono::system_clock::now().time_since_epoch() ).count() );
const int foodPrize = 10;
dReal position[3] = { 10.0f, 0.0f, -20.0f };
addFoodParticle( position, foodPrize, &World, &Space );
}
int main (int argc, char **argv)
{
dInitODE2(0);
bool fixed = true;
// setup pointers to drawstuff callback functions
dsFunctions fn;
fn.version = DS_VERSION;
fn.start = &start;
fn.step = &simLoop;
fn.command = &command;
fn.stop = 0;
fn.path_to_textures = DRAWSTUFF_TEXTURE_PATH;
dVector3 offset;
dSetZero (offset, 4);
// Default test case
if (argc >= 2 )
{
for (int i=1; i < argc; ++i)
{
//static int tata = 0;
if (1)
{
if ( 0 == strcmp ("-h", argv[i]) || 0 == strcmp ("--help", argv[i]) )
Help (argv);
if ( 0 == strcmp ("-s", argv[i]) || 0 == strcmp ("--slider", argv[i]) )
type = dJointTypeSlider;
if ( 0 == strcmp ("-t", argv[i]) || 0 == strcmp ("--texture-path", argv[i]) )
{
int j = i+1;
if ( j+1 > argc || // Check if we have enough arguments
argv[j] == '\0' || // We should have a path here
argv[j][0] == '-' ) // We should have a path not a command line
Help (argv);
else
fn.path_to_textures = argv[++i]; // Increase i since we use this argument
}
}
if ( 0 == strcmp ("-1", argv[i]) || 0 == strcmp ("--offset1", argv[i]) )
tc = 1;
if ( 0 == strcmp ("-2", argv[i]) || 0 == strcmp ("--offset2", argv[i]) )
tc = 2;
if ( 0 == strcmp ("-3", argv[i]) || 0 == strcmp ("--offset3", argv[i]) )
tc = 3;
if (0 == strcmp ("-n", argv[i]) || 0 == strcmp ("--notFixed", argv[i]) )
fixed = false;
}
}
world = dWorldCreate();
dWorldSetERP (world, 0.8);
space = dSimpleSpaceCreate (0);
contactgroup = dJointGroupCreate (0);
geom[GROUND] = dCreatePlane (space, 0,0,1,0);
dGeomSetCategoryBits (geom[GROUND], catBits[GROUND]);
dGeomSetCollideBits (geom[GROUND], catBits[ALL]);
dMass m;
dMatrix3 R;
// Create the Obstacle
geom[OBS] = dCreateBox (space, OBS_SIDES[0], OBS_SIDES[1], OBS_SIDES[2]);
dGeomSetCategoryBits (geom[OBS], catBits[OBS]);
dGeomSetCollideBits (geom[OBS], catBits[ALL]);
//Rotation of 45deg around y
dRFromAxisAndAngle (R, 1,1,0, -0.25*PI);
dGeomSetRotation (geom[OBS], R);
dGeomSetPosition (geom[OBS], 1.95, -0.2, 0.5);
//Rotation of 90deg around y
// Will orient the Z axis along X
dRFromAxisAndAngle (R, 0,1,0, -0.5*PI);
// Create Body2 (Wiil be attached to the world)
body[BODY2] = dBodyCreate (world);
// Main axis of cylinder is along X=1
dMassSetBox (&m, 1, BODY2_SIDES[0], BODY2_SIDES[1], BODY2_SIDES[2]);
dMassAdjust (&m, Mass1);
geom[BODY2] = dCreateBox (space, BODY2_SIDES[0], BODY2_SIDES[1], BODY2_SIDES[2]);
dGeomSetBody (geom[BODY2], body[BODY2]);
dGeomSetOffsetRotation (geom[BODY2], R);
dGeomSetCategoryBits (geom[BODY2], catBits[BODY2]);
dGeomSetCollideBits (geom[BODY2], catBits[ALL] & (~catBits[BODY1]) );
dBodySetMass (body[BODY2], &m);
// Create Body 1 (Slider on the prismatic axis)
body[BODY1] = dBodyCreate (world);
// Main axis of capsule is along X=1
dMassSetCapsule (&m, 1, 1, RADIUS, BODY1_LENGTH);
dMassAdjust (&m, Mass1);
geom[BODY1] = dCreateCapsule (space, RADIUS, BODY1_LENGTH);
dGeomSetBody (geom[BODY1], body[BODY1]);
dGeomSetOffsetRotation (geom[BODY1], R);
dGeomSetCategoryBits (geom[BODY1], catBits[BODY1]);
dGeomSetCollideBits (geom[BODY1], catBits[ALL] & ~catBits[BODY2] & ~catBits[RECT]);
dMass mRect;
dMassSetBox (&mRect, 1, RECT_SIDES[0], RECT_SIDES[1], RECT_SIDES[2]);
dMassAdd (&m, &mRect);
// TODO: translate m?
geom[RECT] = dCreateBox (space, RECT_SIDES[0], RECT_SIDES[1], RECT_SIDES[2]);
dGeomSetBody (geom[RECT], body[BODY1]);
dGeomSetOffsetPosition (geom[RECT],
(BODY1_LENGTH-RECT_SIDES[0]) /2.0,
0.0,
-RADIUS -RECT_SIDES[2]/2.0);
dGeomSetCategoryBits (geom[RECT], catBits[RECT]);
dGeomSetCollideBits (geom[RECT], catBits[ALL] & (~catBits[BODY1]) );
dBodySetMass (body[BODY1], &m);
setPositionBodies (tc);
if ( fixed )
{
// Attache external cylinder to the world
dJointID fixed = dJointCreateFixed (world,0);
dJointAttach (fixed , NULL, body[BODY2]);
dJointSetFixed (fixed );
dWorldSetGravity (world,0,0,-0.8);
}
else
{
dWorldSetGravity (world,0,0,0);
}
// The static is here only to help debugging
switch (type)
{
case dJointTypeSlider :
{
dSliderJoint *sj = new dSliderJoint (world, 0);
sj->attach (body[BODY1], body[BODY2]);
sj->setAxis (1, 0, 0);
joint = sj;
}
break;
case dJointTypePiston : // fall through default
default:
{
dPistonJoint *pj = new dPistonJoint (world, 0);
pj->attach (body[BODY1], body[BODY2]);
pj->setAxis (1, 0, 0);
dJointSetPistonAnchor(pj->id(), anchor[X], anchor[Y], anchor[Z]);
joint = pj;
}
break;
};
// run simulation
dsSimulationLoop (argc,argv,400,300,&fn);
delete joint;
dJointGroupDestroy (contactgroup);
dSpaceDestroy (space);
dWorldDestroy (world);
dCloseODE();
return 0;
}
signed ODE_Init()
{
Quit = SDL_FALSE;
dInitODE2(dInitFlagManualThreadCleanup);
dSetMessageHandler(Error);
dSetDebugHandler(Error);
dSetErrorHandler(Error);
World = dWorldCreate();
Space = dHashSpaceCreate(0);
Group = dJointGroupCreate(0);
Step = 1.0/50.0;
lua_getglobal(State, "World");
int table = lua_gettop(State);
if (!lua_isnil(State, table))
{
lua_pushnil(State);
while (lua_next(State, table))
{
const char *key = lua_tostring(State, -2);
#define tointeger lua_tointeger(State, -1)
#define toboolean lua_toboolean(State, -1)
#define tonumber lua_tonumber(State, -1)
if (!SDL_strcasecmp(key, "FPS"))
{
Step = 1.0/tonumber;
}
else
if (!SDL_strcasecmp(key, "ERP"))
{
dWorldSetERP(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "CFM"))
{
dWorldSetCFM(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "LINEAR_DAMPING"))
{
dWorldSetLinearDamping(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "LINEAR_DAMPING_THRESHOLD"))
{
dWorldSetLinearDampingThreshold(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "ANGULAR_DAMPING"))
{
dWorldSetAngularDamping(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "ANGULAR_DAMPING_THRESHOLD"))
{
dWorldSetAngularDampingThreshold(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "MAX_ANGULAR_SPEED"))
{
dWorldSetMaxAngularSpeed(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "CONTACT_MAX_CORRECTING_VELOCITY"))
{
dWorldSetContactMaxCorrectingVel(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "CONTACT_SURFACE_LAYER"))
{
dWorldSetContactSurfaceLayer(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "AUTO_DISABLE"))
{
dWorldSetAutoDisableFlag(World, toboolean);
}
else
if (!SDL_strcasecmp(key, "AUTO_DISABLE_LINEAR_THRESHOLD"))
{
dWorldSetAutoDisableLinearThreshold(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "AUTO_DISABLE_ANGULAR_THRESHOLD"))
{
dWorldSetAutoDisableAngularThreshold(World, tonumber);
}
else
if (!SDL_strcasecmp(key, "AUTO_DISABLE_STEPS"))
{
dWorldSetAutoDisableSteps(World, tointeger);
}
else
if (!SDL_strcasecmp(key, "AUTO_DISABLE_TIME"))
{
dWorldSetAutoDisableTime(World, tonumber);
}
else
{
SDL_Log("World: %s does not match", key);
}
lua_pop(State, 1);
}
}
lua_pop(State, 1);
Cond = SDL_CreateCond();
if (!Cond)
{
dWorldDestroy(World);
dSpaceDestroy(Space);
dJointGroupDestroy(Group);
SDL_perror("SDL_CreateCond");
return SDL_SetError("cannot create simulation signal");
}
Mutex = SDL_CreateMutex();
if (!Mutex)
{
dWorldDestroy(World);
dSpaceDestroy(Space);
dJointGroupDestroy(Group);
SDL_DestroyCond(Cond);
SDL_perror("SDL_CreateMutex");
return SDL_SetError("cannot create simulation mutex");
}
Thread = SDL_CreateThread(SimulationThread, "ODE", NULL);
if (!Thread)
{
dWorldDestroy(World);
dSpaceDestroy(Space);
dJointGroupDestroy(Group);
SDL_DestroyCond(Cond);
SDL_DestroyMutex(Mutex);
SDL_perror("SDL_CreateThread");
return SDL_SetError("cannot create simulation thread");
}
TimerID = SDL_AddTimer(Uint32(1000*Step), SimulationTimer, NULL);
if (!TimerID)
{
dWorldDestroy(World);
dSpaceDestroy(Space);
dJointGroupDestroy(Group);
SDL_DestroyCond(Cond);
SDL_DestroyMutex(Mutex);
SDL_perror("SDL_AddTimer");
return SDL_SetError("cannot create simulation timer");
}
return 0;
}
void ODESimulator::initData(SimulatorData data)
{
Simulator::initData(data);
// We can only init ODE once.
if (0 == mInitCounter)
{
dInitODE();
}
++mInitCounter;
// Create ODE world.
mWorldID = dWorldCreate();
// Set default gravity.
setGravity(defaults::gravity);
// Create the root ODE space.
//mRootSpaceID = dSimpleSpaceCreate(0);
//dVector3 center = {0, 0, 0};
//dVector3 extents = {200, 100, 200};
//mRootSpaceID = dQuadTreeSpaceCreate(0, center, extents, 5);
if (data.useOctreeInsteadHash)
{
dVector3 center = { data.worldCenter[0],
data.worldCenter[1],
data.worldCenter[2] };
dVector3 extents = { data.worldSize[0],
data.worldSize[1],
data.worldSize[2] };
mRootSpaceID = dQuadTreeSpaceCreate(0, center, extents, data.octreeDepth);
}
else
{
mRootSpaceID = dHashSpaceCreate(0);
dHashSpaceSetLevels(mRootSpaceID, data.hashMinLevel, data.hashMaxLevel);
}
mRootSpace = new ODESpace(mRootSpaceID);
// Create the ODE contact joint group.
mContactJointGroupID = dJointGroupCreate(0);
// Set the ODE global CFM value that will be used by all Joints
// (including contacts). This affects normal Joint constraint
// operation and Joint limits. The user cannot adjust CFM, but
// they can adjust ERP (a.k.a. bounciness/restitution) for materials
// (i.e. contact settings) and Joint limits.
dWorldSetCFM(mWorldID, defaults::ode::globalCFM);
// Set the ODE global ERP value. This will only be used for Joints
// under normal conditions, not at their limits. Also, it will not
// affect contacts at all since they use material properties to
// calculate ERP.
dWorldSetERP(mWorldID, (real) 0.5 * (defaults::ode::maxERP +
defaults::ode::minERP));
dWorldSetContactSurfaceLayer(mWorldID, defaults::ode::surfaceLayer);
setSolverAccuracy(defaults::solverAccuracy);
mCollisionCount = 0;
// "mRaycastResult" is initialized in its own constructor.
mSensorSolid = NULL;
mRayContactGroup = defaults::shape::contactGroup;
}
SimWorld::SimWorld(QObject *parent) :
QObject(parent)
{
dInitODE();
world = dWorldCreate();
space = dHashSpaceCreate(0);
contact_group = dJointGroupCreate(0);
// Setup gravity
dWorldSetGravity (world,0,0,-9.8);
// Setup constraint satisfaction parameters.
dWorldSetERP (world, 0.2); // How hard the world pushes to fix unsatisfied constraints
dWorldSetCFM(world, 0.000001); // Constraint force mixing
dWorldSetContactSurfaceLayer(world,.005); // How deeply an object can penetrate (in meters)
dWorldSetMaxAngularSpeed(world,15); // A hard limit on how fast anything can spin
//dWorldSetLinearDamping(world,.02); // Linear Friction
//dWorldSetAngularDamping(world,.02); // Angular friction
stepsize=1/60.0;
// Create the ground plane
ground_plane = dCreatePlane (space,0,0,1,0.0);
body = new CapBody(this);
body->createBody(world,space);
marker_space = dSimpleSpaceCreate(0);
target_space = dSimpleSpaceCreate(0);
//
//markData = new SwingData(world,markSpace,this);
//markData = new LiveMarkerData(world,markSpace,this);
std::cout << "[Simworld] Loading marker_data..." << std::endl;
#if defined( BOARD_DATA )
markData = new BoardMarkerData(world,markSpace,this);
#elif defined( POKE_DATA )
markData = new PokeMarkerData(world,markSpace,this);
#else
marker_data = new MarkerData(world,marker_space,this);
#endif
marker_data->body_pointer=body;
body->changeMarkLinks(marker_data->marker_count);
std::cout << "marker_data created/loaded" << std::endl;
#if defined( BOARD_DATA )
board0 = dCreateBox(space,.5,.5,.05);
board1 = dCreateBox(space,.5,.5,.05);
dGeomSetPosition(board0,0,.5,0.025);
dGeomSetPosition(board1,0,-.5,0.025);
#endif
paused=true;
single_step=false;
angle_sequence = new Sequence(this);
torque_sequence = new Sequence(this);
self_collide=false;
follow_sequence_source_state=0;
ground_squish = .00001;
ground_friction = 1;
main_file = fopen("totals.txt","w");
}
void ODESimulator::SetERP(double erp)
{
settings.errorReductionParameter = erp;
dWorldSetERP(worldID,erp);
}
/**
* \brief This function handles the calculation of a step in the world.
*
* pre:
* - world_init = true
* - step_size > 0
*
* post:
* - handled the collisions
* - step the world for step_size seconds
* - the contactgroup should be empty
*/
void WorldPhysics::stepTheWorld(void) {
MutexLocker locker(&iMutex);
std::vector<dJointFeedback*>::iterator iter;
geom_data* data;
int i;
// if world_init = false or step_size <= 0 debug something
if(world_init && step_size > 0) {
if(old_gravity != world_gravity) {
old_gravity = world_gravity;
dWorldSetGravity(world, world_gravity.x(),
world_gravity.y(), world_gravity.z());
}
if(old_cfm != world_cfm) {
old_cfm = world_cfm;
dWorldSetCFM(world, (dReal)world_cfm);
}
if(old_erp != world_erp) {
old_erp = world_erp;
dWorldSetERP(world, (dReal)world_erp);
}
// printf("now WorldPhysics.cpp..stepTheWorld(void)....1 : dSpaceGetNumGeoms: %d\n",dSpaceGetNumGeoms(space));
/// first clear the collision counters of all geoms
for(i=0; i<dSpaceGetNumGeoms(space); i++) {
data = (geom_data*)dGeomGetData(dSpaceGetGeom(space, i));
data->num_ground_collisions = 0;
data->contact_ids.clear();
data->contact_points.clear();
data->ground_feedbacks.clear();
}
for(iter = contact_feedback_list.begin();
iter != contact_feedback_list.end(); iter++) {
free((*iter));
}
contact_feedback_list.clear();
draw_intern.clear();
/// then we have to clear the contacts
dJointGroupEmpty(contactgroup);
/// first check for collisions
num_contacts = log_contacts = 0;
create_contacts = 1;
dSpaceCollide(space,this, &WorldPhysics::callbackForward);
drawLock.lock();
draw_extern.swap(draw_intern);
drawLock.unlock();
// then calculate the next state for a time of step_size seconds
try {
if(fast_step) dWorldQuickStep(world, step_size);
else dWorldStep(world, step_size);
} catch (...) {
control->sim->handleError(PHYSICS_UNKNOWN);
}
if(WorldPhysics::error) {
control->sim->handleError(WorldPhysics::error);
WorldPhysics::error = PHYSICS_NO_ERROR;
}
}
}
void resetSimulation()
{
int i;
i = 0;
// destroy world if it exists
if (bodies)
{
dJointGroupDestroy (contactgroup);
dSpaceDestroy (space);
dWorldDestroy (world);
}
for (i = 0; i < 1000; i++)
wb_stepsdis[i] = 0;
// recreate world
world = dWorldCreate();
// space = dHashSpaceCreate( 0 );
// space = dSimpleSpaceCreate( 0 );
space = dSweepAndPruneSpaceCreate( 0, dSAP_AXES_XYZ );
contactgroup = dJointGroupCreate (0);
dWorldSetGravity (world,0,0,-1.5);
dWorldSetCFM (world, 1e-5);
dWorldSetERP (world, 0.8);
dWorldSetQuickStepNumIterations (world,ITERS);
ground = dCreatePlane (space,0,0,1,0);
bodies = 0;
joints = 0;
boxes = 0;
spheres = 0;
wb = 0;
#ifdef CARS
for (dReal x = 0.0; x < COLS*(LENGTH+RADIUS); x += LENGTH+RADIUS)
for (dReal y = -((ROWS-1)*(WIDTH/2+RADIUS)); y <= ((ROWS-1)*(WIDTH/2+RADIUS)); y += WIDTH+RADIUS*2)
makeCar(x, y, bodies, joints, boxes, spheres);
#endif
#ifdef WALL
bool offset = false;
for (dReal z = WBOXSIZE/2.0; z <= WALLHEIGHT; z+=WBOXSIZE)
{
offset = !offset;
for (dReal y = (-WALLWIDTH+z)/2; y <= (WALLWIDTH-z)/2; y+=WBOXSIZE)
{
wall_bodies[wb] = dBodyCreate (world);
dBodySetPosition (wall_bodies[wb],-20,y,z);
dMassSetBox (&m,1,WBOXSIZE,WBOXSIZE,WBOXSIZE);
dMassAdjust (&m, WALLMASS);
dBodySetMass (wall_bodies[wb],&m);
wall_boxes[wb] = dCreateBox (space,WBOXSIZE,WBOXSIZE,WBOXSIZE);
dGeomSetBody (wall_boxes[wb],wall_bodies[wb]);
//dBodyDisable(wall_bodies[wb++]);
wb++;
}
}
dMessage(0,"wall boxes: %i", wb);
#endif
#ifdef BALLS
for (dReal x = -7; x <= -4; x+=1)
for (dReal y = -1.5; y <= 1.5; y+=1)
for (dReal z = 1; z <= 4; z+=1)
{
b = dBodyCreate (world);
dBodySetPosition (b,x*RADIUS*2,y*RADIUS*2,z*RADIUS*2);
dMassSetSphere (&m,1,RADIUS);
dMassAdjust (&m, BALLMASS);
dBodySetMass (b,&m);
sphere[spheres] = dCreateSphere (space,RADIUS);
dGeomSetBody (sphere[spheres++],b);
}
#endif
#ifdef ONEBALL
b = dBodyCreate (world);
dBodySetPosition (b,0,0,2);
dMassSetSphere (&m,1,RADIUS);
dMassAdjust (&m, 1);
dBodySetMass (b,&m);
sphere[spheres] = dCreateSphere (space,RADIUS);
dGeomSetBody (sphere[spheres++],b);
#endif
#ifdef BALLSTACK
for (dReal z = 1; z <= 6; z+=1)
{
b = dBodyCreate (world);
dBodySetPosition (b,0,0,z*RADIUS*2);
dMassSetSphere (&m,1,RADIUS);
dMassAdjust (&m, 0.1);
dBodySetMass (b,&m);
sphere[spheres] = dCreateSphere (space,RADIUS);
dGeomSetBody (sphere[spheres++],b);
}
#endif
#ifdef CENTIPEDE
dBodyID lastb = 0;
for (dReal y = 0; y < 10*LENGTH; y+=LENGTH+0.1)
{
// chassis body
b = body[bodies] = dBodyCreate (world);
dBodySetPosition (body[bodies],-15,y,STARTZ);
dMassSetBox (&m,1,WIDTH,LENGTH,HEIGHT);
dMassAdjust (&m,CMASS);
dBodySetMass (body[bodies],&m);
box[boxes] = dCreateBox (space,WIDTH,LENGTH,HEIGHT);
dGeomSetBody (box[boxes++],body[bodies++]);
for (dReal x = -17; x > -20; x-=RADIUS*2)
{
body[bodies] = dBodyCreate (world);
dBodySetPosition(body[bodies], x, y, STARTZ);
dMassSetSphere(&m, 1, RADIUS);
dMassAdjust(&m, WMASS);
dBodySetMass(body[bodies], &m);
sphere[spheres] = dCreateSphere (space, RADIUS);
dGeomSetBody (sphere[spheres++], body[bodies]);
joint[joints] = dJointCreateHinge2 (world,0);
if (x == -17)
dJointAttach (joint[joints],b,body[bodies]);
else
dJointAttach (joint[joints],body[bodies-2],body[bodies]);
const dReal *a = dBodyGetPosition (body[bodies++]);
dJointSetHinge2Anchor (joint[joints],a[0],a[1],a[2]);
dJointSetHinge2Axis1 (joint[joints],0,0,1);
dJointSetHinge2Axis2 (joint[joints],1,0,0);
dJointSetHinge2Param (joint[joints],dParamSuspensionERP,1.0);
dJointSetHinge2Param (joint[joints],dParamSuspensionCFM,1e-5);
dJointSetHinge2Param (joint[joints],dParamLoStop,0);
dJointSetHinge2Param (joint[joints],dParamHiStop,0);
dJointSetHinge2Param (joint[joints],dParamVel2,-10.0);
dJointSetHinge2Param (joint[joints++],dParamFMax2,FMAX);
body[bodies] = dBodyCreate (world);
dBodySetPosition(body[bodies], -30 - x, y, STARTZ);
dMassSetSphere(&m, 1, RADIUS);
dMassAdjust(&m, WMASS);
dBodySetMass(body[bodies], &m);
sphere[spheres] = dCreateSphere (space, RADIUS);
dGeomSetBody (sphere[spheres++], body[bodies]);
joint[joints] = dJointCreateHinge2 (world,0);
if (x == -17)
dJointAttach (joint[joints],b,body[bodies]);
else
dJointAttach (joint[joints],body[bodies-2],body[bodies]);
const dReal *b = dBodyGetPosition (body[bodies++]);
dJointSetHinge2Anchor (joint[joints],b[0],b[1],b[2]);
dJointSetHinge2Axis1 (joint[joints],0,0,1);
dJointSetHinge2Axis2 (joint[joints],1,0,0);
dJointSetHinge2Param (joint[joints],dParamSuspensionERP,1.0);
dJointSetHinge2Param (joint[joints],dParamSuspensionCFM,1e-5);
dJointSetHinge2Param (joint[joints],dParamLoStop,0);
dJointSetHinge2Param (joint[joints],dParamHiStop,0);
dJointSetHinge2Param (joint[joints],dParamVel2,10.0);
dJointSetHinge2Param (joint[joints++],dParamFMax2,FMAX);
}
if (lastb)
{
dJointID j = dJointCreateFixed(world,0);
dJointAttach (j, b, lastb);
dJointSetFixed(j);
}
lastb = b;
}
#endif
#ifdef BOX
body[bodies] = dBodyCreate (world);
dBodySetPosition (body[bodies],0,0,HEIGHT/2);
dMassSetBox (&m,1,LENGTH,WIDTH,HEIGHT);
dMassAdjust (&m, 1);
dBodySetMass (body[bodies],&m);
box[boxes] = dCreateBox (space,LENGTH,WIDTH,HEIGHT);
dGeomSetBody (box[boxes++],body[bodies++]);
#endif
#ifdef CANNON
cannon_ball_body = dBodyCreate (world);
cannon_ball_geom = dCreateSphere (space,CANNON_BALL_RADIUS);
dMassSetSphereTotal (&m,CANNON_BALL_MASS,CANNON_BALL_RADIUS);
dBodySetMass (cannon_ball_body,&m);
dGeomSetBody (cannon_ball_geom,cannon_ball_body);
dBodySetPosition (cannon_ball_body,CANNON_X,CANNON_Y,CANNON_BALL_RADIUS);
#endif
}
//Assistance with ode from http://www.alsprogrammingresource.com/basic_ode.html
//and from the ODE user manual, not a lot of resources out there!
void initODE()
{
int i;
int j = 0;//For placing skyPanels
int k = 0;//For placing sphere in box
int q = 0;//For placing target boxes
int r = 0;//For placing targetBoxes
int s = 0;//FOr placing targetBoxes
dReal radius = 0.5;//For sphere's in scene that bounce around/ get shot
dMass m;//For mass of sphere
dMass mp;//For mass of platform
dMass md;//For mass of doorway
dMass mpy;//For mass of pyramid
dMass mbox;//For box of balls
dMass msp;//For skyPanels
dMass mtb;//For targetBox
// Create a new, empty world and assign its ID number to World. Most applications will only need one world.
world = dWorldCreate();
// Create a new collision space and assign its ID number to Space, passing 0 instead of an existing dSpaceID.
// There are three different types of collision spaces we could create here depending on the number of objects
// in the world but dSimpleSpaceCreate is fine for a small number of objects. If there were more objects we
// would be using dHashSpaceCreate or dQuadTreeSpaceCreate (look these up in the ODE d
spacePhy = dSimpleSpaceCreate(0);
// Create a joint group object and assign its ID number to contactgroup. dJointGroupCreate used to have a
// max_size parameter but it is no longer used so we just pass 0 as its argument.
contactgroup = dJointGroupCreate(0);
//Set the gravity of the world where y is up
dWorldSetGravity(world, 0, -0.1, 0);
// These next two functions control how much error correcting and constraint force mixing occurs in the world.
// Don't worry about these for now as they are set to the default values and we could happily delete them from
// this example. Different values, however, can drastically change the behaviour of the objects colliding, so
// I suggest you look up the full info on them in the ODE docs.
dWorldSetERP(world, 0.2);
dWorldSetCFM(world, 1e-5);
// This function sets the velocity that inter-penetrating objects will separate at. The default value is infinity.
dWorldSetContactMaxCorrectingVel(world, 0.9);
// This function sets the depth of the surface layer around the world objects. Contacts are allowed to sink into
// each other up to this depth. Setting it to a small value reduces the amount of jittering between contacting
// objects, the default value is 0.
dWorldSetContactSurfaceLayer(world, 0.0);
// To save some CPU time we set the auto disable flag to 1. This means that objects that have come to rest (based
// on their current linear and angular velocity) will no longer participate in the simulation, unless acted upon
// by a moving object. If you do not want to use this feature then set the flag to 0. You can also manually enable
// or disable objects using dBodyEnable and dBodyDisable, see the docs for more info on this.
dWorldSetAutoDisableFlag(world, 1);
//This brings us to the end of the world settings, now we have to initialize the objects themselves.
//****************Ball 1
// Create a new body for our object in the world and get its ID.
ball_body = dBodyCreate(world);
//Set ball1 geometries
dMassSetZero(&ball_mass);
dMassSetSphereTotal(&ball_mass, DENSITY, 2.0);
dBodySetMass(ball_body, &ball_mass);
ball_geom = dCreateSphere(spacePhy, radius);
dGeomSetData(ball_geom, (void *)"ball");
dGeomSetBody(ball_geom, ball_body);
dBodyEnable(ball_body);
//Next we set the position of the new body
dBodySetPosition(ball_body, 5, 100, 15);
//****************Ball 2
// Create a new body for our object in the world and get its ID.
ball_body2 = dBodyCreate(world);
//Set ball1 geometries
dMassSetZero(&ball_mass2);
dMassSetSphereTotal(&ball_mass2, DENSITY, 2.0);
dBodySetMass(ball_body2, &ball_mass2);
ball_geom2 = dCreateSphere(spacePhy, radius);
dGeomSetData(ball_geom2, (void *)"ball2");
dGeomSetBody(ball_geom2, ball_body2);
dBodySetGravityMode (ball_body2, 0);
//******End of ball 2
//*************Ball 3, a new way of creating a ball with physical properties
ball_body3 = dBodyCreate(world);
dMatrix3 R;
dBodySetPosition(ball_body3, -5, 100, 15);
dRFromAxisAndAngle(R, 1, 0, 0, -1.57);
dBodySetRotation(ball_body3, R);
// Here we use dMassSetSphere instead of dMassSetBox
// and we pass the local radius variable as the third parameter
dMassSetSphere(&m, DENSITY, radius);
// To create the sphere object we use dCreateSphere and pass it the same local radius variable
ball_geom3 = dCreateSphere(spacePhy, radius);
dGeomSetBody(ball_geom3, ball_body3);
dBodySetMass(ball_body3, &m);
//*****End of ball3
//*************Box o balls properties
for (i = 0; i < 61; i++)
{
// Create a new body for our object in the world and get its ID.
balls_body[i] = dBodyCreate(world);
//Set ball1 geometries
dMassSetZero(&balls_mass[i]);
dMassSetSphereTotal(&balls_mass[i], DENSITY, 2.0);
dBodySetMass(balls_body[i], &balls_mass[i]);
balls_geom[i] = dCreateSphere(spacePhy, radius);
dGeomSetData(balls_geom[i], (void *)"ball");
dGeomSetBody(balls_geom[i], balls_body[i]);
dBodyDisable(balls_body[i]);//Disable bodies, enabled auto after hit
//Box 1
if (i <31)
{
dBodySetPosition(balls_body[i], (-20), 28.5, 7.0);//(xpos b/w -20 and -12, ypos b/w 28 and 32, zpos between 0 and 16)
}
//Box 2
if (i >= 31)
{
dBodySetPosition(balls_body[i], (25), 38.5, -14.0);//(xpos b/w -20 and -12, ypos b/w 28 and 32, zpos between 0 and 16)
}
k++;
}
//******End of Box o Balls
//**************platform geometries
//create 5 platform's with physics things
for (i = 0; i < 15; i++)
{
platform_body[i] = dBodyCreate(world);//Add the platform body to the world
//Set the geom platform
// Here we use dMassSetBox
//set DENSITY to be very high to prevent it from being moved from balls
dMassSetBox(&mp, DENSITY*1500, 4.5, 0.5, 18.0);
//It works better if the invisible physics box is slightly larger than the object we're drawing
platform_geom[i] = dCreateBox(spacePhy, 4.5, 0.5, 18.0);
dGeomSetBody(platform_geom[i], platform_body[i]);
dBodySetMass(platform_body[i], &mp);
//Set/get whether the body is influenced by the world's gravity or not. If mode is nonzero it is, if mode is zero, it isn't. Newly created bodies are always influenced by the world's gravity.
dBodySetGravityMode (platform_body[i], 0);
}
//*******End of platform geometries
//*******Set the doorway properties, 18 platforms make all 3 doors
for (i = 0; i < 18; i++)
{
doorway_body[i] = dBodyCreate(world);//Add the platform body to the world
//Set the geom platform
// Here we use dMassSetBox
//set DENSITY to be very high to prevent it from being moved from balls
dMassSetBox(&md, DENSITY*1500, 4.0, 0.25, 2.0);
//It works better if the invisible physics box is slightly larger than the object we're drawing
doorway_geom[i] = dCreateBox(spacePhy, 4.0, 0.25, 2.0);
dGeomSetBody(doorway_geom[i], doorway_body[i]);
dBodySetMass(doorway_body[i], &md);
//Set/get whether the body is influenced by the world's gravity or not. If mode is nonzero it is, if mode is zero, it isn't. Newly created bodies are always influenced by the world's gravity.
dBodySetGravityMode (doorway_body[i], 0);
}
//*******End of doorway properties
//*******Set the Box o' Balls properties, 6 sides total make the larger box
for (i = 0; i < 12; i++)
{
boxSide_body[i] = dBodyCreate(world);
}
//Box 1
//Need to set position here to affect the box with gravity
dBodySetPosition(boxSide_body[0], -20.0, 28.0, 16);//Front, rotated 0 deg. on y axis
dBodySetPosition(boxSide_body[1], -12.25, 28.0, 8.0);//Right, rotated 90 deg. on y axis
dBodySetPosition(boxSide_body[2], -20.0, 28.0, 0);//Back, rotated 0 deg. on y axis
dBodySetPosition(boxSide_body[3], -27.75, 28.0, 8.0);//Left, rotated 90 deg. on y axis
dBodySetPosition(boxSide_body[4], -20.0, 32.0, -0.23);//Top, rotated 90 deg. on x axis
dBodySetPosition(boxSide_body[5], -20.0, 28.0, -0.23);//Bottom, rotated 90 deg. on x axis
//Need to set position here to affect the box with gravity
//Box 2
dBodySetPosition(boxSide_body[6], 30.0, 38.0, -16);//Front, rotated 0 deg. on y axis
dBodySetPosition(boxSide_body[7], 22.25, 38.0, -8.0);//Right, rotated 90 deg. on y axis
dBodySetPosition(boxSide_body[8], 30.0, 38.0, 0);//Back, rotated 0 deg. on y axis
dBodySetPosition(boxSide_body[9], 37.75, 38.0, -8.0);//Left, rotated 90 deg. on y axis
dBodySetPosition(boxSide_body[10], 30.0, 42.0, -16.23);//Top, rotated 90 deg. on x axis*****Unsure about z here
dBodySetPosition(boxSide_body[11], 30.0, 38.0, -16.23);//Bottom, rotated 90 deg. on x axis
//Box 1
for (i = 0; i < 6; i++)
{
if (i < 4)//Small sides
{
// Here we use dMassSetBox, we want a lower density here to be able to destroy the box
dMassSetBox(&mbox, DENSITY, 16, 1, 0.25);
//It works better if the invisible physics box is slightly larger than the object we're drawing
boxSide_geom[i] = dCreateBox(spacePhy, 16, 1, 0.25);
dGeomSetBody(boxSide_geom[i], boxSide_body[i]);
dBodySetMass(boxSide_body[i], &mbox);
}
if (i >=4)//Large top and bottom
{
// Here we use dMassSetBox, we want a lower density here to be able to destroy the box
dMassSetBox(&mbox, DENSITY, 16, 16, 0.5);
//It works better if the invisible physics box is slightly larger than the object we're drawing
boxSide_geom[i] = dCreateBox(spacePhy, 16, 16, 0.5);
dGeomSetBody(boxSide_geom[i], boxSide_body[i]);
dBodySetMass(boxSide_body[i], &mbox);
}
//Turn off colliding object force effects on this geom so that it is stationary (less density = greater effect on objects colliding into this one)
dBodyDisable(boxSide_body[i]);
//Set/get whether the body is influenced by the world's gravity or not. If mode is nonzero it is, if mode is zero, it isn't. Newly created bodies are always influenced by the world's gravity.
dBodySetGravityMode (boxSide_body[i], 1);
}
//Box 2
for (; i < 12; i++)
{
if (i < 10)//Small sides
{
// Here we use dMassSetBox, we want a lower density here to be able to destroy the box
dMassSetBox(&mbox, DENSITY, 16, 1, 0.5);
//It works better if the invisible physics box is slightly larger than the object we're drawing
boxSide_geom[i] = dCreateBox(spacePhy, 16, 1, 0.5);
dGeomSetBody(boxSide_geom[i], boxSide_body[i]);
dBodySetMass(boxSide_body[i], &mbox);
}
if (i >=10)//Large top and bottom
{
// Here we use dMassSetBox, we want a lower density here to be able to destroy the box
dMassSetBox(&mbox, DENSITY, 16, 16, 1.0);
//It works better if the invisible physics box is slightly larger than the object we're drawing
boxSide_geom[i] = dCreateBox(spacePhy, 16, 16, 1.0);
dGeomSetBody(boxSide_geom[i], boxSide_body[i]);
dBodySetMass(boxSide_body[i], &mbox);
}
//Turn off colliding object force effects on this geom so that it is stationary (less density = greater effect on objects colliding into this one)
dBodyDisable(boxSide_body[i]);
//Set/get whether the body is influenced by the world's gravity or not. If mode is nonzero it is, if mode is zero, it isn't. Newly created bodies are always influenced by the world's gravity.
dBodySetGravityMode (boxSide_body[i], 1);
}
//*******End of Box o' Balls properties
//*******Set the pyramid properties, 120 pyramids make diamond excluding inverted that fill holes (gotta cheat)
pyramid_body = dBodyCreate(world);//Add the platform body to the world
//Set the geom platform
// Here we use dMassSetBox
//set DENSITY to be very high to prevent it from being moved from balls
dMassSetBox(&mpy, DENSITY*1500, 2.6, 4.5, 2.6);
//It works better if the invisible physics box is slightly larger than the object we're drawing
pyramid_geom = dCreateBox(spacePhy, 2.6, 4.5, 2.6);
dGeomSetBody(pyramid_geom, pyramid_body);
dBodySetMass(pyramid_body, &mpy);
dBodyDisable(pyramid_body);
//Set/get whether the body is influenced by the world's gravity or not. If mode is nonzero it is, if mode is zero, it isn't. Newly created bodies are always influenced by the world's gravity.
dBodySetGravityMode (pyramid_body, 0);
//*******End of pyramid properties
//*******skyPanels physics
for(j = 0; j < 60; j++)
{
skyPanel_body[j] = dBodyCreate(world);//Add the skypanel body to the world
//Set the geom skypanel
// Here we use dMassSetBox
//set DENSITY to be very high to prevent it from being moved from balls
dMassSetBox(&msp, DENSITY*1500, 3.0, 7.0, 1.0);
//It works better if the invisible physics box is slightly larger than the object we're drawing
skyPanel_geom[j] = dCreateBox(spacePhy, 3.0, 7.0, 1.0);
dGeomSetBody(skyPanel_geom[j], skyPanel_body[j]);//Bind the geom to the body so that we only need to place the body to also set the geom
dBodySetMass(skyPanel_body[j], &msp);
dBodyDisable(skyPanel_body[j]);
//Set/get whether the body is influenced by the world's gravity or not. If mode is nonzero it is, if mode is zero, it isn't. Newly created bodies are always influenced by the world's gravity.
dBodySetGravityMode (skyPanel_body[j], 0);//Gravity off
}
//*******End of skyPanels physics
//*******Set targetBox physics
for(q = 0; q < 114; q++)
{
targetBox_body[q] = dBodyCreate(world);//Add the skypanel body to the world
//Set the geom target box
// Here we use dMassSetBox
dMassSetBox(&mtb, (0.05), 4.0, 4.0, 4.0);
//It works better if the invisible physics box is slightly larger than the object we're drawing
targetBox_geom[q] = dCreateBox(spacePhy, 4.0, 4.0, 4.0);
dGeomSetBody(targetBox_geom[q], targetBox_body[q]);//Bind the geom to the body so that we only need to place the body to also set the geom
dBodySetMass(targetBox_body[q], &mtb);
dBodyDisable(targetBox_body[q]);
//Set/get whether the body is influenced by the world's gravity or not. If mode is nonzero it is, if mode is zero, it isn't. Newly created bodies are always influenced by the world's gravity.
dBodySetGravityMode (targetBox_body[q], 1);//Gravity on
//Pile 1
if(q < 22)
{
dBodySetPosition(targetBox_body[q], (-60 + (s * 4)), (2 + r), -30);//Set position here, otherwise unaffected by gravity
s++;//update x axis
if (q == 8)
{
r += 4;
s = 0;
}
if (q == 14)
{
r += 4;
s = 0;
}
if (q == 18)
{
r += 4;
s = 0;
}
if (q == 20)
{
r += 4;
s = 0;
}
//Reset values for next pile of boxes
if (q == 21)
{
r = 0;
s = 0;
}
}
//Pile 2
if((q > 21) && (q < 43))
{
dBodySetPosition(targetBox_body[q], (-30 + (s * 4)), (2 + r), 90);
s++;//Update x pos
if (q == 29)
{
r += 4;
s = 0;
}
if (q == 35)
{
r += 4;
s = 0;
}
if (q == 39)
{
r += 4;
s = 0;
}
if (q == 41)
{
r += 4;
s = 0;
}
//Reset values for next pile of boxes
if (q == 42)
{
r = 0;
s = 0;
}
}
//Pile 3
if((q > 42) && (q < 64))
{
dBodySetPosition(targetBox_body[q], (110), (2 + r), (0 + (s * 4)));
s++;//Update x pos
if (q == 50)
{
r += 4;
s = 0;
}
if (q == 56)
{
r += 4;
s = 0;
}
if (q == 60)
{
r += 4;
s = 0;
}
if (q == 62)
{
r += 4;
s = 0;
}
//Reset values for next pile of boxes
if (q == 63)
{
r = 0;
s = 0;
}
}
//Pile 4
if((q > 63) && (q < 85))
{
dBodySetPosition(targetBox_body[q], (-90), (2 + r), (0 + (s * 4)));
s++;//Update x pos
if (q == 71)
{
r += 4;
s = 0;
}
if (q == 77)
{
r += 4;
s = 0;
}
if (q == 81)
{
r += 4;
s = 0;
}
if (q == 83)
{
r += 4;
s = 0;
}
//Reset values for next pile of boxes
if (q == 84)
{
r = 0;
s = 0;
}
}
//Box tower 1
if((q > 84) && (q < 94))
{
dBodySetPosition(targetBox_body[q], (-60), (2 + r), (30));
r+=1;//Put boxes slightly inside each other
if (q == 93)
{
r = 0;//Reset r
}
}
//Box tower 2
if((q > 93) && (q < 104))
{
dBodySetPosition(targetBox_body[q], (70), (2 + r), (-90));
r+=1;//Put boxes slightly inside each other
if (q == 103)
{
r = 0;//Reset r
}
}
//Box tower 3
if((q > 103) && (q < 114))
{
dBodySetPosition(targetBox_body[q], (60), (2 + r), (90));
r+=1;//Put boxes slightly inside each other
if (q == 103)
{
r = 0;//Reset r
}
}
}
//*******End of targetBox Physics
//Set the ground location:
//First three param's set the normal vector, last param sets the distance according to the plane equation equation a*x+b*y+c*z=d and must have length 1
ground = dCreatePlane(spacePhy, 0, 2.0, 0, 0);//Plane where I have most objects sitting, y =2
// Here I have set the initial linear velocity to stationary and let gravity do the work on our spheres, but you can experiment
// with the velocity vector to change the starting behavior. You can also set the rotational velocity for the new
// body using dBodySetAngularVel which takes the same parameters.
tempVect.x = 0.0;
tempVect.y = 0.0;
tempVect.z = 0.0;
dBodySetLinearVel(ball_body, tempVect.x, tempVect.y, tempVect.z);
dBodySetLinearVel(ball_body2, tempVect.x, tempVect.y, tempVect.z);
dBodySetLinearVel(ball_body3, tempVect.x, tempVect.y, tempVect.z);
dWorldSetLinearDamping(world, 0.00001);
dWorldSetAngularDamping(world, 0.005);
dWorldSetMaxAngularSpeed(world, 200);
}
void PhysicsServer::SetERP( float val )
{
m_ERP = val;
if (m_WorldID) dWorldSetERP( m_WorldID, val );
} // PhysicsServer::SetERP
OdeInit::OdeInit(RobotConfig *config) : mutex(1), robot_config(config)
{
//create the world parameters
world = dWorldCreate();
space = dHashSpaceCreate (0);
contactgroup = dJointGroupCreate (0);
verbose = false;
dWorldSetGravity (world,0,-9.8,0);
dWorldSetERP(world, config->getWorldERP()); // error reduction parameter: in [0.1,0.8], the higher, the more springy constraints are
dWorldSetCFM(world, config->getWorldCFM()); // constraint force mixing: in [1e-9,1], the higher, the softer constraints are
// Maximum correcting velocity the contacts are allowed to generate. Default value is infinity.
// Reducing it can help prevent "popping" of deeply embedded objects
dWorldSetContactMaxCorrectingVel(world, config->getMaxContactCorrectingVel());
// Contacts are allowed to sink into the surface layer up to the given depth before coming to rest.
// The default value is zero. Increasing this to some small value (e.g. 0.001) can help prevent jittering
// problems due to contacts being repeatedly made and broken.
dWorldSetContactSurfaceLayer(world, config->getContactSurfaceLayer());
ground = dCreatePlane (space,0, 1, 0, 0);
//feedback = new dJointFeedback;
//feedback1 = new dJointFeedback;
//feedback_mat = new dJointFeedback;
_iCub = new ICubSim(world, space, 0,0,0, *robot_config);
_wrld = new worldSim(world, space, 0,0,0, *robot_config);
_controls = new iCubSimulationControl*[MAX_PART];
// // info on spaces created - relevant in actSelfCol mode
// printf("ICubSim::init(): overview of the spaces created: \n");
// std::string s("space");
// printInfoOnSpace(space,s);
// s="iCub";
// printInfoOnSpace(_iCub->iCub,s);
// s="iCubHeadSpace";
// printInfoOnSpace(_iCub->iCubHeadSpace,s);
// s="iCubTorsoSpace";
// printInfoOnSpace(_iCub->iCubTorsoSpace,s);
// s="iCubLeftArmSpace";
// printInfoOnSpace(_iCub->iCubLeftArmSpace,s);
// s="iCubRightArmSpace";
// printInfoOnSpace(_iCub->iCubRightArmSpace,s);
// s="iCubLegsSpace";
// printInfoOnSpace(_iCub->iCubLegsSpace,s);
// initialize at NULL
for (int i=0; i<MAX_PART; i++)
{
_controls[i] = NULL;
}
_wrld->OBJNUM = 0;
_wrld->waitOBJ = 0;
_wrld->S_OBJNUM = 0;
_wrld->SPHNUM = 0;
_wrld->waitSPH = 0;
_wrld->S_SPHNUM = 0;
_wrld->cylOBJNUM = 0;
_wrld->waitOBJ1 = 0;
_wrld->S_cylOBJNUM = 0;
_wrld->waitMOD = 0;
_wrld->MODEL_NUM = 0;
_wrld->s_waitMOD = 0;
_wrld->s_MODEL_NUM = 0;
}